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Message-ID: <m2wrce0xyi.fsf@firstfloor.org>
Date: Sun, 09 Oct 2011 12:25:09 -0700
From: Andi Kleen <andi@...stfloor.org>
To: Eric Dumazet <eric.dumazet@...il.com>
Cc: netdev <netdev@...r.kernel.org>
Subject: Re: [RFC] truesize lies
Eric Dumazet <eric.dumazet@...il.com> writes:
> After some analysis, I found full sized tcp skbs (len=1440) had a 2864
> bytes truesize on my wifi adapter. Ouch...
It's probably more like 4096. slab rounds to powers of two.
> What should we do exactly ?
Give up? It's always been a lie.
-Andi
--
ak@...ux.intel.com -- Speaking for myself only
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